WELL you should already know this cause i know you have studied it but if u trust a website that random people answer question and other people copied them then sure but you should but you're smarter than to look up what answers i should copy but fine the answer is poison gas mask.
Nuclear weapons
Nuclear weapons
Nuclear weapons
Nuclear weapons
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The new weapons of world war one were machine guns,Tanks,poison gas, and planes og WW1
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The war was the deadliest in history up to that point
New inventions changed warfare during World War 1 by creating new weapons and creating more casualties. Some of the inventions during World War 1 were tanks, infantry rifles, and machine guns.
cause theyr naked
.30 M-1 Garand
Increase in the number of nations that could fight in the war...